#555FE5#555FE5

#555FE5 is a mid, highly saturated blue. Relative luminance 0.158; OKLCH L 55.5% C 0.200 H 274.6°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#555FE5
RGB	rgb(85, 95, 229)
HSL	hsl(236, 73%, 62%)
HSV	hsv(236, 63%, 90%)
CMYK	cmyk(62.9%, 58.5%, 0%, 10.2%)
CIE-LAB	lab(46.67, 36.75, -69.35)
CIE-LCH	lch(46.67, 78.49, 297.92°)
OKLab	oklab(55.49% 0.016 -0.1996)
OKLCH	oklch(55.49% 0.2 274.6)
XYZ	xyz(21.9767, 15.7710, 75.9995)
Luminance	0.1577 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555FE5 #E5DB55

analogous

#55A7E5 #555FE5 #9355E5

triadic

#555FE5 #E5555F #5FE555

tetradic

#555FE5 #E555A7 #E5DB55 #55E593

square

#555FE5 #E555A7 #E5DB55 #55E593

split-complementary

#555FE5 #E59355 #A7E555

monochromatic

#1923A6 #222EDB #555FE5 #8A91ED #BFC3F5

Accessibility & contrast

On white

5.05

#555FE5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#555FE5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555FE5

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555FE5	#FFFFFF	#000000	##FFFFFF
##555FE5	1.00	5.05	4.15	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E9

Deuteranopia (green-blind)

#0068E2

Tritanopia (blue-blind)

#008099

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #555fe5;
/* rgb */ color: rgb(85, 95, 229);
/* oklch */ color: oklch(55.5% 0.200 274.6);

Tailwind

colors: {
  custom: {
    50: '#938cee',
    500: '#555fe5',
    950: '#000000',
  },
}

SCSS

$custom: #555fe5;
$custom-light: #938cee;
$custom-dark: #000000;

JSON

{
  "hex": "#555fe5",
  "rgb": {
    "r": 85,
    "g": 95,
    "b": 229
  },
  "hsl": {
    "h": 235.833,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.55491,
    "c": 0.20021,
    "h": 274.6
  },
  "luminance": 0.15773
}

Semantic roles & 50–950 ramp

primary

#555FE5

secondary

#E6E2B0

accent

#C810D6

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #555FE5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →